9374840057 has 6 divisors (see below), whose sum is σ = 10304576394. Its totient is φ = 8522581760.

The previous prime is 9374840053. The next prime is 9374840087. The reversal of 9374840057 is 7500484739.

It can be written as a sum of positive squares in only one way, i.e., 7995757561 + 1379082496 = 89419^2 + 37136^2 .

It is not a de Polignac number, because 9374840057 - 2² = 9374840053 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9374839993 and 9374840020.

It is not an unprimeable number, because it can be changed into a prime (9374840053) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 38738888 + ... + 38739129.

It is an arithmetic number, because the mean of its divisors is an integer number (1717429399).

Almost surely, 2^9374840057 is an apocalyptic number.

It is an amenable number.

9374840057 is a deficient number, since it is larger than the sum of its proper divisors (929736337).

9374840057 is a wasteful number, since it uses less digits than its factorization.

9374840057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77478039 (or 77478028 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 47.

The square root of 9374840057 is about 96823.7577095622. The cubic root of 9374840057 is about 2108.5696719728.

The spelling of 9374840057 in words is "nine billion, three hundred seventy-four million, eight hundred forty thousand, fifty-seven".